package org.example.jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.util.Scanner;

public class Demo03JDBC {
    public static void main(String[] args) throws Exception {
        Class.forName("com.mysql.cj.jdbc.Driver");
        Connection connection= DriverManager.getConnection("jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true" ,"root","root");
        Statement statement=connection.createStatement();
        Scanner sc=new Scanner(System.in);
        System.out.println("请输入用户名：");
        String username=sc.nextLine();
        int i = statement.executeUpdate("DELETE FROM user WHERE username='" + username + "'");
        if(i>0){
            System.out.println("删除成功");
        }else{
            System.out.println("无此用户");
        }
        connection.close();
    }
}
